[PATCH RFC 54/77] ntb: Ensure number of MSIs on SNB is enough for the link interrupt

Alexander Gordeev
2013-10-02T10:49:10Z

drivers/ntb/ntb_hw.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/ntb/ntb_hw.c b/drivers/ntb/ntb_hw.c
index de2062c..eccd5e5 100644
--- a/drivers/ntb/ntb_hw.c
+++ b/drivers/ntb/ntb_hw.c
@@ -1066,7 +1066,7 @@ static int ntb_setup_msix(struct ntb_device *ndev)
/* On SNB, the link interrupt is always tied to 4th vector. If
* we can't get all 4, then we can't use MSI-X.
*/
- if (ndev->hw_type != BWD_HW) {
+ if ((rc < SNB_MSIX_CNT) && (ndev->hw_type != BWD_HW)) {
rc = -EIO;
goto err1;
}
--
1.7.7.6